Kerry Sinco is a professional trader located in Beijing, China which relies on several big factories; we sell various forging products, esp. rings. The factories lie in Shandong and other places, which are able to achieve the complete process of “preforming-ring rolling-heat treating-thermal refining-machining-drilling-flaw detection-inspection” with advanced machines and a number of quality certifications. Our processing capacity covers a range of raw materials from0.3 to 100,000kg. We are able to provide rings, tubes, shafts and squares of Φ73-8,000mm which are widely used in Oil &Gas, piping, wind power, nuclear power, UHV transmission, shipbuilding, heavy cranes and other areas. All ... more